PAPI_is_initialized man page

PAPI_NOT_INITED Library has not been initialized PAPI_LOW_LEVEL_INITED Low level has called library init PAPI_HIGH_LEVEL_INITED High level has called library init PAPI_THREAD_LEVEL_INITED Threads have been inited

Parameters:

version upon initialization, PAPI checks the argument against the internal value of PAPI_VER_CURRENT when the library was compiled. This guards against portability problems when updating the PAPI shared libraries on your system.